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Curated developer articles, tutorials, and guides β auto-updated hourly
Dane Wu3d ago β’ 4 min read
Diagnosing a slow Rails page, layer by layer
"This page feels slow" is a vague bug report. Before changing any code, it helps to have a fixed way...
#rails#performance#postgres#database
5 0
Ben Witt1d ago β’ 8 min read
Semantic Search with PostgreSQL: Pragmatism Beats Hype - Most of theΒ Time
When you start adding semantic search to an application, the obvious options are often Pinecone,...
#ai#database#postgres#sql
5 0
DevOps Daily2d ago β’ 9 min read
Neon vs Supabase Free Tiers: We Benchmarked Both So You Don't Have To
Originally published on DevOps Daily. The charts below are static snapshots; the live, interactive.....
#postgres#neon#supabase#database
11 0
Douglas Carmo1d ago β’ 5 min read
Don t Lock Your API - Lock Your Scheduler Instead
How inverting responsibility eliminated distributed lock contention from a high-throughput settlemen...
#java#springboot#kafka#postgres
3 0
Jimmy Magbanua Β· Lapistry2d ago β’ 5 min read
How I built a billing system with a real double-entry ledger in Node + PostgreSQL
Most billing code has the same bug hiding in it: it stores the account balance as a number and...
#node#postgres#javascript#webdev
4 2
Nishil Bhave6d ago β’ 14 min read
Postgres MCP Server: Connect Databases to AI Agents (2026)
Postgres MCP Server: How to Connect Your Database to AI Agents (and What to Lock Down...
#postgres#mcp#modelcontextprotocol#databasesecurity
2 1
Matteo Perino2d ago β’ 2 min read
I fuzzed my own Supabase RLS β and found a cross-tenant leak
Row-Level Security is the kind of thing that looks done. The policies are there, the app works, your...
#database#postgres#security#supabase
2 0
Amjad Shahzad2d ago β’ 4 min read
Decay aware agent memory in one exact Postgres query
Most "agent memory" is just a vector search. You embed what the agent said, store it, and at recall....
#postgres#ai#machinelearning#opensource
1 0
γ²γ¨γ η°η2d ago β’ 4 min read
Try a Postgres index without HypoPG: CREATE INDEX in a transaction you roll back
You have a slow query and a hunch: an index on (customer_id, created_at) would fix this. But you're....
#postgres#database#performance
1 0
Meg5282d ago β’ 5 min read
The only scalable delete in Postgres is DROP TABLE
Written by Tom Pang Counterintuitively, large DELETEs add work to the database. From experience we...
#postgres#planetscale#database#data
1 0
nicolas.vbgh15h ago β’ 14 min read
Less Database, More Files
A few things I noticed. None of them alarming on their own. Our database doubles in size every...
#postgres#duckdb#database#dataengineering
1 0
pengspirit5d ago β’ 6 min read
The Postgres error code that makes Stripe webhooks idempotent: 23505
Stripe delivers webhooks at least once. Not exactly once β at least once. A network blip on your...
#stripe#webhooks#postgres#typescript
1 0
Anietimfon Effiong21h ago β’ 5 min read
Preventing Double-Spend in Spring Boot 3 Using Pessimistic SERIALIZABLE Locking
How PESSIMISTIC_WRITE + SERIALIZABLE isolation + @Version optimistic locking stopped real concurrent...
#java#springboot#postgres#webdev
1 0
Ojo Ilesanmi2d ago β’ 7 min read
Deploying a Multi-Module Spring Boot App to Render with PostgreSQL, Redis, Docker, and Flyway
Deploying a Spring Boot backend should be simple in theory. Build the JAR, set the environment...
#springboot#java#postgres#devops
2 0
Kazu1d ago β’ 8 min read
The first 30 seconds of a Postgres incident: why they take 30 minutes
2 a.m. PagerDuty goes off. "Production is slow." You open your laptop, fire up psql with bleary...
#postgres#database#opensource
1 0
Chris1d ago β’ 4 min read
Your Team Doesnβt Need a Better AI Model This Week
The real upgrade is your workflow contract: permissions, durability, and handoffs. The...
#ai#workflows#agents#postgres
0 0
Prajapati Paresh6d ago β’ 3 min read
Blazing Fast Analytics: Materialized Views in Larave
The Real-Time Analytics Bottleneck In enterprise B2B SaaS platforms at Smart Tech Devs, the...
#laravel#postgres#database#backend
0 0
γ²γ¨γ η°η23h ago β’ 4 min read
Streaming a pg_restore through Python without deadlocking
You want to restore a database dump that arrived as an upload β a file object, maybe gigabytes β and...
#python#postgres#devops
0 0
sqlrush6d ago β’ 6 min read
Fencing a node that doesn't know it's dead: pgrac build log #2
pgrac is an open attempt to rebuild Oracle RAC's core machinery (shared-everything storage, multiple...
#postgres#database#distributedsystems#oracle
1 0
γ²γ¨γ η°η2d ago β’ 4 min read
The feature that wrote a database row every minute β even when nothing happened
My drift detector keeps a history so you can see a trend line: how much your AWS diverged from...
#django#postgres#python#devops
0 0
Hokutoman003d ago β’ 3 min read
Building on Aurora DSQL multi-region: the setup notes I wish I'd had
I built WorldSeat β a worldwide ticket on-sale that sells one seat to exactly one fan β on Aurora...
#aws#database#serverless#postgres
0 0
Velobase7h ago β’ 7 min read
I stored AI SaaS credits as a single integer. Then the refunds started.
Once in a while someone on the team writes up a mistake worth keeping. This one is about billing,...
#ai#stripe#postgres#billing
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γ²γ¨γ η°η5d ago β’ 4 min read
Diffing two EXPLAIN plans as trees, not text
You added an index, re-ran EXPLAIN, and now you want the obvious answer: did the plan actually...
#postgres#database#algorithms
0 0
QuietMoose12h ago β’ 7 min read
I made the database compute everything: building an SLA-credit system of record on Aurora PostgreSQL + Vercel
I built this on nights and weekends to learn a stack I keep making decisions about but rarely touch....
#aws#database#postgres#showdev
0 0